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Overall Editorial

• Official Editorial by admin

A - B +/- A

• ユーザ解説 by drken
• User Editorial by hamayanhamayan

B - Foods Loved by Everyone

• User Editorial by hamayanhamayan

C - Monsters Battle Royale

• ユーザ解説 by drken
• User Editorial by hamayanhamayan

D - Match Matching

• ユーザ解説 by drken
• 多倍長整数を利用した軽実装な解法 by ansain